19222333

素因数分解:

${\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{251}}^1$

素因数の和:444

約数の個数: 16

約数和(自身を含む): 21422016

約数和(自身を除く): 2199683

約数列:

[1, 13, 43, 137, 251, 559, 1781, 3263, 5891, 10793, 34387, 76583, 140309, 447031, 1478641, 19222333]

約数ペア:

[(1, 19222333), (13, 1478641), (43, 447031), (137, 140309), (251, 76583), (559, 34387), (1781, 10793), (3263, 5891)]